Table 3 Rates of surgical changes from preoperative plan in patients with diabetes: off versus on pump

 Any strategy change

52/226 (23.0%)

53/176 (30.1%)

1.44 (0.92–2.25)

0.108

 HFUS/TTFM

40/226 (17.7%)

48/176 (27.3%)

1.74 (1.08–2.81)

0.021*

 Visual/tactile

12/226 (5.3%)

4/176 (2.3%)

0.42 (0.13–1.31)

0.112

 Unclassified

6/226 (2.7%)

4/176 (2.3%)

0.85 (0.24–3.07)

0.807

Changes related to the aorta

 Any surgical change (all patients)

10/226 (4.4%)

31/176 (17.6%)

4.62 (2.20–9.71)

< 0.001**

 HFUS

9/226 (4.0%)

31/176 (17.6%)

-

-

 Visual/tactile

1/226 (0.4%)

0/176 (0.0%)

-

-

 Unclassified

0/226 (0.0%)

0/176 (0.0%)

-

-

Changes related to in situ conduits

 Any surgical change (all patients)

9/226 (4.0%)

0/176 (0.0%)

NE

0.007*

 HFUS

5/226 (2.2%)

0/176 (0.0%)

-

-

 Visual/tactile

3/226 (1.3%)

0/176 (0.0%)

-

-

 Unclassified

1/226 (0.4%)

0/176 (0.0%)

-

-

Changes related to coronary targets

 Any surgical change (all patients)

26/226 (11.5%)

12/176 (6.8%)

0.56 (0.28–1.15)

0.111

 HFUS

22/226 (9.7%)

9/176 (5.1%)

-

-

 Visual/tactile

2/226 (0.9%)

0/176 (0.0%)

-

-

 Unclassified

3/226 (1.3%)

3/176 (1.7%)

-

-

Changes related to completed grafts

 Any surgical change (all patients)

16/226 (7.1%)

13/176 (7.4%)

1.05 (0.49–2.24)

0.906

 HFUS/TTFM

9/226 (4.0%)

9/176 (5.1%)

-

-

 Visual/tactile

7/226 (3.1%)

4/176 (2.3%)

-

-

 Unclassified

1/226 (0.4%)

0/176 (0.0%)

-

-